
Fishbiotic Fish-Pen (Penicillin) 500mg
Fishbiotic Penicillin 500mg - 30 Tablets
Powerful Antibiotic for Aquarium Fish
Fishbiotic Penicillin 500mg tablets provide broad-spectrum antibacterial action, effectively targeting gram-positive and gram-negative bacteria that cause common fish infections. This trusted aquarium antibiotic is formulated to eliminate harmful bacteria while ensuring the safety of your freshwater and saltwater fish.
Key Benefits:
✔ Broad-Spectrum Antibiotic – Effectively treats bacterial infections in fish
✔ Fast-Acting Treatment – Targets Fin Rot, Gill Disease, and Columnaris
✔ 500mg High Potency – Strong formulation for reliable results
✔ Easy-to-Use Tablets – Dissolves quickly and evenly in water
✔ Safe for Freshwater & Saltwater Fish – Helps restore fish health rapidly
Commonly Used to Treat:
- Fin and Tail Rot
- Gill Disease
- Mouth Rot
- Bacterial Septicemia (Blood Poisoning)
- Skin and Internal Infections
Original: $38.99
-65%$38.99
$13.65Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Fishbiotic Penicillin 500mg - 30 Tablets
Powerful Antibiotic for Aquarium Fish
Fishbiotic Penicillin 500mg tablets provide broad-spectrum antibacterial action, effectively targeting gram-positive and gram-negative bacteria that cause common fish infections. This trusted aquarium antibiotic is formulated to eliminate harmful bacteria while ensuring the safety of your freshwater and saltwater fish.
Key Benefits:
✔ Broad-Spectrum Antibiotic – Effectively treats bacterial infections in fish
✔ Fast-Acting Treatment – Targets Fin Rot, Gill Disease, and Columnaris
✔ 500mg High Potency – Strong formulation for reliable results
✔ Easy-to-Use Tablets – Dissolves quickly and evenly in water
✔ Safe for Freshwater & Saltwater Fish – Helps restore fish health rapidly
Commonly Used to Treat:
- Fin and Tail Rot
- Gill Disease
- Mouth Rot
- Bacterial Septicemia (Blood Poisoning)
- Skin and Internal Infections












